Since 2003 TMCo, Incorporated has manufactured Sure Shot® Single and Dual Chamber fittings. Both orifice fittings are unique robust designs that are widely accepted in the industry. With few moving parts, the Sure Shot® is easy to maintain and designed to last. Each Sure Shot® orifice fitting is hydrostatically tested 1.5 times its rated CWP, positive plate seal, pressure tap integrity, seal protrusion, orifice fitting and eccentricity tested before leaving the factory.